Question

sin 'x + sin 'y=sin-'(x V1 – y +yV1 - x) when
a) [x,y 20, x² + y' < 1]
b) [x,y 20, x? +y> 1]
c) x,y>0
d) none​

Answer 1

Answer:

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Step-by-step explanation:

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